CN103157777A - Manufacture method for magnesium alloy products - Google Patents
Manufacture method for magnesium alloy products Download PDFInfo
- Publication number
- CN103157777A CN103157777A CN2011104047982A CN201110404798A CN103157777A CN 103157777 A CN103157777 A CN 103157777A CN 2011104047982 A CN2011104047982 A CN 2011104047982A CN 201110404798 A CN201110404798 A CN 201110404798A CN 103157777 A CN103157777 A CN 103157777A
- Authority
- CN
- China
- Prior art keywords
- magnesium alloy
- mould
- die cavity
- manufacture method
- alloy product
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Forging (AREA)
Abstract
The invention relates to a manufacture method for magnesium alloy products. The method comprises the steps of providing a mould, wherein the mould comprises an upper mould and a lower mould, the upper mould is provided with a puncher pin, and a mould cavity is formed in the lower mould and suitable for placement of the puncher pin, heating the mould, enabling temperature inside the mould cavity to be risen to a preset temperature, placing a magnesium alloy blank in the heated mould cavity, pressing and combining the upper mould and the lower mould so as to enable the puncher pin to be located inside the mould cavity, wherein the interval between the puncher pin and the inner wall of the mould cavity is in the ranged of from 0.05mm to 0.1mm so as to enable the magnesium alloy blank pressed by the puncher pin to be inside the mould cavity, and enabling the magnesium alloy blank in the mould cavity to form one magnesium alloy product in a shape corresponding to the shape of the mould cavity. Compared with the prior art, during a manufacture process, the manufacture method for the magnesium alloy enables pressing forming of the magnesium alloy blank to be conducted inside the almost closed mould cavity so that material waste due to excessive flash is avoided, and the magnesium alloy product with accurate size is manufactured.
Description
Technical field
The invention relates to a kind of manufacture method of metallic article, and particularly relevant for a kind of manufacture method of magnesium alloy product.
Background technology
The material of common metal material is attached most importance to than plastics, but intensity is higher, if therefore use the metal materials such as aluminium, magnesium, titanium, can develop light weight, high-intensity goods.Again, due to magnesium alloy possess lightweight, thermal diffusivity good, can prevent electromagnetic interference, hardness and plasticity advantages of higher, already emerge fast in the application of each industry.
The processing of magnesium alloy materials had been both following very powerful and exceedingly arrogant industry, and the market of its outer casing member has great potentiality, and the various crucial shaping process technique relevant to magnesium alloy materials all has producer to launch research and development.Generally speaking, the forming technique of magnesium alloy has the technology such as die casting, semi-solid-state shaping, forging, punching press.Present domestic magnesium alloy product is shaped mainly with die casting greatly, but due to the die casting processing procedure for the thickness thin workpiece of healing, its shaping difficulty is higher, the product fraction defective promotes relatively, the problem points that generally has hot tearing, oxidation, flow liner, undercapacity and eject distortion occurs, cause the follow-up work utmost point labor intensive of studying for a second time courses one has flunked, rebuilding, cause cost to improve.
On the other hand, because the punching press processing procedure is only done local distortion and punching for magnesium alloy sheet, can't be with the cross section of material deformation to be shaped and to change.That is to say, being limited in of stamping parts can't form snapping section, must coordinate supporting or the gummed of plastics or weld other assembly just can be applied.
As for forging processing procedure, it not only can allow material production be out of shape in a large number, makes the local thinning of material or thickening, and then the cross section of formation and modification, and the surface quality of forging is very smooth, makes follow-up surface treatment be easy to operation.Hence one can see that, and forging processing procedure is to have the value that actual development is used, and is worth being researched and developed.
Figure 1A has the schematic diagram that carries out the mould that the warm and hot forging processing procedure uses now.Figure 1B has the magnesium alloy product schematic diagram that the mould that uses Figure 1A forges now.Please refer to Figure 1A, mould 100 comprises patrix 102 and counterdie 104, and in having now in order to the forging processing procedure of making magnesium alloy product, that magnesium alloy stock 106 is placed in the die cavity 105 of counterdie 104, and then make patrix 102 move and bestow pressure to magnesium alloy stock 106 toward counterdie 104, so that magnesium alloy stock 106 is pressed into magnesium alloy product 110.In course of exerting pressure, can leave space 108 between patrix 102 and counterdie 104 allow unnecessary stock overflow, therefore after the typing of exerting pressure, must carry out the trimming processing procedure to magnesium alloy product 110 again, so that flash limit 112 is excised.Hence one can see that, the suitable consume material cost of this kind engineering method and processing cost.
Summary of the invention
The invention provides a kind of manufacture method of magnesium alloy product, reducing costs, and produce size magnesium alloy product accurately.
The present invention proposes a kind of manufacture method of magnesium alloy product, and at first the mould that comprises patrix and counterdie is provided, and wherein patrix has drift, and counterdie has die cavity, in order to the drift of accommodating patrix.Then, to this mold heated, so that the temperature in die cavity is increased to preset temperature.Come again, the magnesium alloy stock is inserted in die cavity.Then, with patrix and counterdie pressing, make above-mentioned drift be positioned at die cavity, and the gap between drift and die cavity inwall is between 0.05 mm to 0.1 mm, thereby by exert pressure magnesium alloy stock to die cavity of drift, so that the magnesium alloy stock forms the magnesium alloy product corresponding to the shape of die cavity in die cavity.
In one embodiment of this invention, before above-mentioned mould is heated, more comprise the temperature of detecting mould, and according to the result of detecting gained, mould is heated.
In one embodiment of this invention, above-mentioned mould is embedded with heating tube, and mould is to heat by this heating tube.
In one embodiment of this invention, above-mentioned magnesium alloy stock is for squeezing type magnesium alloy stock.
In one embodiment of this invention, before above-mentioned magnesium alloy stock is put into die cavity, more comprise the magnesium alloy stock is heated to 300 degree Celsius between 500 degree Celsius.Preferably, the magnesium alloy stock is heated to 350 degree Celsius between 450 degree Celsius.
In one embodiment of this invention, above-mentioned preset temperature is between 150 degree Celsius are spent to Celsius 300.Preferably, above-mentioned preset temperature is between 180 degree are spent to Celsius 250.
In one embodiment of this invention, above-mentioned step with patrix and counterdie pressing is to exert pressure to patrix by hydraulic press.
In one embodiment of this invention, above-mentioned hydraulic press exerts pressure speed between 10 mm/sec to 15 mm/sec.
The manufacture method of magnesium alloy product of the present invention is in the processing procedure of warm and hot forging, makes the magnesium alloy stock be placed in being close to carrying out extrusion forming in airtight die cavity, and the waste material to avoid flash too much, and make size magnesium alloy product accurately.And, owing to not having the flash limit by the produced magnesium alloy product of processing procedure of the present invention, need not carry out again trimming and process to excise flash, therefore except can further saving processing cost, can also keep continuous forging flow lines, and then have better tensile strength.
Description of drawings
Figure 1A has the schematic diagram that carries out the mould that the warm and hot forging processing procedure uses now.
Figure 1B has the magnesium alloy product schematic diagram that the mould that uses Figure 1A forges now.
Fig. 2 is the manufacturing process block diagram of magnesium alloy product in one embodiment of the invention.
Fig. 3 A is the schematic diagram of the mould that uses in the manufacture method of magnesium alloy product in one embodiment of the invention.
Fig. 3 B is the schematic diagram that utilizes the made magnesium alloy product of the mould of Fig. 3 A.
The specific embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and the effect of the manufacture method of the magnesium alloy product that foundation the present invention is proposed are described in detail as follows.
Fig. 2 is the manufacturing process block diagram of magnesium alloy product in one embodiment of the invention, and Fig. 3 A is the mould schematic diagram that uses in the manufacture method of magnesium alloy product in one embodiment of the invention.Please be simultaneously with reference to Fig. 2 and Fig. 3 A, at first as described in step S210, provide mould 310.Specifically, the mould 310 of the present embodiment is made of patrix 312 and counterdie 314, and patrix has drift 311, and 314 of counterdies have die cavity 313, and die cavity 313 can accommodating drift 311.
Then, as described in step S220, to mould 310 heating, make the temperature in die cavity 313 be increased to preset temperature.Specifically, this preset temperature is approximately between 150 degree Celsius are spent to Celsius 300.Preferably, at the present embodiment, preset temperature is between 180 degree are spent to Celsius 250.
Come again, as described in step S230, magnesium alloy stock 302 is inserted in die cavity 313 after heating.In the present embodiment, magnesium alloy stock 302 is to squeeze type magnesium alloy stock.And, then before magnesium alloy stock 302 is inserted die cavity 313, can also be first with 302 heating of magnesium alloy stock, so that its molecular structure becomes large and becomes softening solid.For instance, magnesium alloy stock 302 was heated to 400 degree Celsius between 500 degree Celsius before inserting die cavity 313, and preferably was heated to 350 degree Celsius between 450 degree Celsius.
Then, as described in step S240, bestow pressure to patrix 312, make itself and counterdie 314 pressings, namely by the pressure of bestowing at patrix 312, drift 311 is moved in die cavity 313, and exert pressure to the magnesium alloy stock 302 that is positioned at die cavity 313 by drift 311, so that it forms the magnesium alloy product 304 of the shape of corresponding die cavity 313 in die cavity 313, as shown in Fig. 3 B.Specifically, when drift 311 moves to die cavity 313 when interior, have the clearance D that is about 0.05 mm to 0.1 mm between drift 311 and die cavity 313 inwalls, the gases that are beneficial in die cavity 313 are discharged since then.
Specifically, this enforcement utilizes the hydraulic press (not shown) to bestow pressure to patrix 312 it is pressed on counterdie 314, and magnesium alloy stock 302 is namely to be fixed to the magnesium alloy product 304 identical with die cavity 313 shapes in die cavity 313.
Afterwards, patrix 312 is separated with counterdie 314, to take out integrated magnesium alloy product 304.In the present embodiment, hydraulic press pressurizes to magnesium alloy stock 302 with the speed of 10 mm/sec to 15 mm/sec.
It is worth mentioning that, because die cavity 313 is close to confined space in the process of typing that magnesium alloy stock 302 is exerted pressure, between patrix 312 and counterdie 314, only tool is in order to the clearance D of Exhaust Gas, and there is no the space can overflow for unnecessary magnesium alloy stock 302.And, for avoiding the excessive thickness deviation that affects the magnesium alloy product 304 of making at last of magnesium alloy stock 302 volumes and die cavity 313 volume errors, the present embodiment first calculates the open ended stock amount of die cavity 313 in the mode of Computer Simulation, to produce size precisely and the magnesium alloy product 304 with good mechanical strength.Accordingly, after the magnesium alloy product 304 that the interior taking-up of die cavity 313 has been finalized the design, only need carry out burr excisions and process, excise with burr 304a that will be trickle, and make magnesium alloy product 304 outward appearances more exquisite.
In sum, the present invention is in the processing procedure of warm and hot forging, make the magnesium alloy stock be placed in and be close in airtight die cavity carrying out extrusion forming, and the waste material to avoid flash too much, and make size magnesium alloy product accurately.And, owing to not having the flash limit by the produced magnesium alloy product of processing procedure of the present invention, need not excise again the processing procedure of flash, therefore except can further saving processing cost, can also keep continuous forging flow lines, and then have better tensile strength.
In addition, the present invention first is heated to the magnesium alloy stock 400 degree approximately Celsius between 500 degree Celsius, then is placed in the die cavity typing of pressurizeing, so made magnesium alloy product can have mechanical strength characteristic uniformly densely.
the above, only embodiments of the invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the manufacture method of a magnesium alloy product comprises:
One mould is provided, and this mould comprises a patrix and a counterdie, and wherein this patrix has a drift, and this counterdie has a die cavity, and this die cavity is suitable for accommodating this drift;
To this mold heated, make the temperature in this die cavity be increased to a preset temperature;
One magnesium alloy stock is inserted in this die cavity after heating;
With this patrix and this counterdie pressing, make this drift be positioned at this die cavity, and the gap between this drift and this die cavity inwall is between 0.05 mm to 0.1 mm, with this magnesium alloy stock of exerting pressure by this drift to this die cavity, so that this magnesium alloy stock forms the magnesium alloy product corresponding to the shape of this die cavity in this die cavity.
2. the manufacture method of magnesium alloy product as claimed in claim 1, is characterized in that: before this mould is heated, more comprise the temperature of detecting this mould, and according to the result of detecting gained, this mould is heated.
3. the manufacture method of magnesium alloy product as claimed in claim 1, it is characterized in that: this mould is embedded with a heating tube, and this mould is to heat by this heating tube.
4. the manufacture method of magnesium alloy product as claimed in claim 1 is characterized in that: this magnesium alloy stock is for squeezing type magnesium alloy stock.
5. the manufacture method of magnesium alloy product as claimed in claim 1, is characterized in that: before this magnesium alloy stock is put into this die cavity, more comprise this magnesium alloy stock is heated to 300 degree Celsius between 500 degree Celsius.
6. the manufacture method of magnesium alloy product as claimed in claim 5, is characterized in that: before this magnesium alloy stock is put into this die cavity, more comprise this magnesium alloy stock is heated to 350 degree Celsius between 450 degree Celsius.
7. the manufacture method of magnesium alloy product as claimed in claim 1 is characterized in that: this preset temperature between 150 degree Celsius between 300 degree Celsius.
8. the manufacture method of magnesium alloy product as claimed in claim 7 is characterized in that: this preset temperature between 180 degree Celsius between 250 degree Celsius.
9. the manufacture method of magnesium alloy product as claimed in claim 1, is characterized in that: in the step with this patrix and this counterdie pressing, exert pressure to this patrix by a hydraulic press.
10. the manufacture method of magnesium alloy product as claimed in claim 9 is characterized in that: this hydraulic press exert pressure speed between 10 mm/sec to 15 mm/sec.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104047982A CN103157777A (en) | 2011-12-08 | 2011-12-08 | Manufacture method for magnesium alloy products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104047982A CN103157777A (en) | 2011-12-08 | 2011-12-08 | Manufacture method for magnesium alloy products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103157777A true CN103157777A (en) | 2013-06-19 |
Family
ID=48581600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104047982A Pending CN103157777A (en) | 2011-12-08 | 2011-12-08 | Manufacture method for magnesium alloy products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103157777A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862523A (en) * | 2017-02-14 | 2017-06-20 | 山东银光钰源轻金属精密成型有限公司 | A kind of C grades of Aluminum Alloy Used in Cars structural member die casting |
| CN107052298A (en) * | 2017-02-14 | 2017-08-18 | 山东银光钰源轻金属精密成型有限公司 | A kind of sedan door outside plate aluminum alloy die-casting die |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002143999A (en) * | 2000-11-09 | 2002-05-21 | Honda Motor Co Ltd | Method for injecting semi-solidified metal blank |
| CN1403232A (en) * | 2001-09-06 | 2003-03-19 | 花野商事株式会社 | Metal forming method and metal forming apparatus |
| JP3784578B2 (en) * | 1999-05-19 | 2006-06-14 | Ｙｋｋ株式会社 | Method and apparatus for manufacturing amorphous alloy molded article formed by pressure casting with mold |
| JP2007118030A (en) * | 2005-10-26 | 2007-05-17 | Aida Eng Ltd | Method for forming aluminum alloy |
| CN201217019Y (en) * | 2008-02-22 | 2009-04-08 | 昆明理工大学 | Mould for semi-solid state extrusion casting aluminum alloy piston |
-
2011
- 2011-12-08 CN CN2011104047982A patent/CN103157777A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3784578B2 (en) * | 1999-05-19 | 2006-06-14 | Ｙｋｋ株式会社 | Method and apparatus for manufacturing amorphous alloy molded article formed by pressure casting with mold |
| JP2002143999A (en) * | 2000-11-09 | 2002-05-21 | Honda Motor Co Ltd | Method for injecting semi-solidified metal blank |
| CN1403232A (en) * | 2001-09-06 | 2003-03-19 | 花野商事株式会社 | Metal forming method and metal forming apparatus |
| JP2007118030A (en) * | 2005-10-26 | 2007-05-17 | Aida Eng Ltd | Method for forming aluminum alloy |
| CN201217019Y (en) * | 2008-02-22 | 2009-04-08 | 昆明理工大学 | Mould for semi-solid state extrusion casting aluminum alloy piston |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862523A (en) * | 2017-02-14 | 2017-06-20 | 山东银光钰源轻金属精密成型有限公司 | A kind of C grades of Aluminum Alloy Used in Cars structural member die casting |
| CN107052298A (en) * | 2017-02-14 | 2017-08-18 | 山东银光钰源轻金属精密成型有限公司 | A kind of sedan door outside plate aluminum alloy die-casting die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103894436B (en) | A kind of reciprocating extrusion device and processing method strengthening magnesium-alloy tube | |
| CN107186139B (en) | The H profile steel manufacturing method of nuclear fusion stack magnet support | |
| CN103381441B (en) | Hot stamping formation processing method for thin-walled titanium alloy sealing head | |
| CN104624693B (en) | Bidirectional-squeezing mould and the extrusion process of a kind of double-level-metal strip or section bar | |
| CN102699094B (en) | Die used in extrusion moulding of high-precision complex copper alloy thrust bearing seat | |
| CN105344790A (en) | Integral formation method of aluminum alloy thin-wall spherical head | |
| CN109648029A (en) | The forging die set and its forging method of large thin-wall cylinder class ring flange | |
| CN103567338B (en) | Metalwork manufacture method | |
| CN101972830A (en) | Hot upsetting process for cast ingot with large height to diameter ratio for ultra large ring forging | |
| CN105057529A (en) | Extrusion forming method for hollow shaft forged piece with variable cross section | |
| CN104307912B (en) | A kind of variable conduit extrusion rolling building mortion and manufacturing process thereof | |
| CN106623714A (en) | Manufacturing method of magnesium alloy product | |
| US20130145810A1 (en) | Manufacture method for magnesium alloy product | |
| CN103639220A (en) | Extrusion forming method of nickel alloy tube blank | |
| CN204867261U (en) | Large -scale axle journal class forging forges mould | |
| TW201718223A (en) | Variable cross section extrusion device and extrusion method including a billet receiving bucket, a fixed extrusion mold, an extrusion male mold, a reciprocating extrusion mold, and an extrusion rod | |
| CN209502590U (en) | A kind of metal alloy compositions extrusion molding dies | |
| CN103157777A (en) | Manufacture method for magnesium alloy products | |
| CN106553026B (en) | Thin Walled Curved bus aluminum alloy liner forming method and molding die | |
| CN104308056B (en) | The hot forging forming method of cylindrical forged piece | |
| CN103658213A (en) | Novel extrusion method for efficiently machining straight spur gear | |
| CN104815904B (en) | A kind of method of work of supercharging composite die | |
| CN101722204A (en) | Extrusion process for titanium alloy profile material | |
| CN100446913C (en) | Bent machining method for metal plate | |
| CN102069102A (en) | Method for molding and manufacturing metal pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130619 |